{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05136_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Alma, Nebraska | 1909 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 40.09806,-99.36343 +/-166m); p1__3 (tier 4, 40.09806,-99.36343 +/-166m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alma, Nebraska | 1909 | sanborn05136_002 p1 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T12:27:13Z","modified":"2026-09-21T12:27:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"530.2,0.0 530.2,53.0 531.0,305.0 0.0,306.6 0.0,1609.4 440.1,1609.4 439.8,1906.2 1481.1,1890.1 1481.3,1781.0 1565.0,1781.3 1552.5,0.0 530.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1065.0,782.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.3647091,40.098365]}},{"type":"Feature","properties":{"resourceCoords":[86.0,782.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.367265,40.0983513]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alma, Nebraska | 1909 | sanborn05136_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-21T12:27:13Z","modified":"2026-09-21T12:27:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"82.7,1805.3 67.2,45.0 -0.0,45.1 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1805.1 82.7,1805.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194am:g051361909:05136_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[79.0,806.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.3634091,40.0983957]}},{"type":"Feature","properties":{"resourceCoords":[1528.0,806.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.3595811,40.0984111]}}]}}]}